Rochester Flag

Rochester

County:
Thurston County
County Seat:
No
Area (mi²):
8.462
State:
Washington

Rochester is a CDP located in Thurston County, Washington. Rochester has a 2026 population of 6,864. Rochester is currently growing at a rate of 4.24% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Rochester is $99,286 with a poverty rate of 16.31%. The median age in Rochester is 42.7 years: 45.2 years for males, and 38 years for females. For every 100 females there are 101.3 males.

6.9K
Total Population
811
Density (mi²)
279 4.24%
Growth

Rochester Population

Rochester Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20266,8642794.24%
20256,5852804.44%

Median Age

Overall: 42.7 years
Female: 38 years
Male: 45.2 years

Rochester Adults

There are 4,563 adults, (1,061 of whom are seniors) in Rochester.

Sex Ratio

Female: 2,898 (49.7%)
Male: 2,936 (50.3%)

Demographics

The racial composition of Rochester includes 75.01% White, 6.72% other race, 3.31% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White4,37675.01%
Two or more races79413.61%
Other race3926.72%
Asian1933.31%
Native American791.35%
Race
Population ↓
Percentage (of total)
Two or more races5799.92%
White3225.52%
Other race2624.49%
Native American190.33%
Race
Population ↓
Percentage (of total)
White4,05469.49%
Two or more races2153.69%
Asian1933.31%
Other race1302.23%
Native American601.03%

Rochester Marital Status

Economics and Income Statistics

Rochester 's average per capita income is $58,997. Household income levels show a median of $99,286. The poverty rate stands at 16.31%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$121,493-
Families$104,556$106,584
Households$99,286$100,461
Non Families$37,214$55,135

$58,997

Average Income

$99,286

Median Household Income

16.31%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)